Mercurial > dive4elements > gnv-client
diff gnv-artifacts/src/main/java/de/intevation/gnv/transition/profile/horizontal/HorizontalProfileOutputTransition.java @ 177:08b8b79b30ff
Integrated special CSV-Export for HorizontalProfiles
gnv-artifacts/trunk@221 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Tim Englich <tim.englich@intevation.de> |
---|---|
date | Thu, 15 Oct 2009 12:43:46 +0000 |
parents | 7fb9441dd8af |
children | f2c76f35da5a |
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--- a/gnv-artifacts/src/main/java/de/intevation/gnv/transition/profile/horizontal/HorizontalProfileOutputTransition.java Wed Oct 14 10:49:35 2009 +0000 +++ b/gnv-artifacts/src/main/java/de/intevation/gnv/transition/profile/horizontal/HorizontalProfileOutputTransition.java Thu Oct 15 12:43:46 2009 +0000 @@ -5,15 +5,28 @@ import java.io.IOException; import java.io.OutputStream; +import java.io.OutputStreamWriter; +import java.io.UnsupportedEncodingException; import java.util.Collection; +import java.util.Iterator; + +import org.apache.log4j.Logger; + +import au.com.bytecode.opencsv.CSVWriter; + +import com.vividsolutions.jts.geom.Point; +import com.vividsolutions.jts.io.ParseException; +import com.vividsolutions.jts.io.WKTReader; import de.intevation.gnv.chart.ChartLabels; import de.intevation.gnv.chart.ChartStyle; import de.intevation.gnv.chart.HorizontalProfileChartFactory; import de.intevation.gnv.chart.exception.TechnicalChartException; +import de.intevation.gnv.geobackend.base.Result; import de.intevation.gnv.statistics.HorizontalProfileStatistics; import de.intevation.gnv.statistics.Statistics; import de.intevation.gnv.transition.describedata.KeyValueDescibeData; +import de.intevation.gnv.transition.exception.TransitionException; import de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition; /** @@ -27,6 +40,8 @@ */ private static final long serialVersionUID = 4401516087492028840L; + private static Logger log = Logger + .getLogger(HorizontalProfileOutputTransition.class); /** * Constructor */ @@ -61,4 +76,47 @@ return new HorizontalProfileStatistics(); } + @Override + protected void createCSV(OutputStream outputStream, + Collection<Result> chartResult) + throws UnsupportedEncodingException, + IOException, + TransitionException { + + if (chartResult != null) { + try { + CSVWriter writer = new CSVWriter(new OutputStreamWriter( + outputStream, "ISO-8859-1"), ','); + // USE THIS ENCODING BECAUSE OF + // PROBLEMS WITH EXCEL AND UTF-8 + Iterator<Result> it = chartResult.iterator(); + WKTReader wktReader = new WKTReader(); + while (it.hasNext()) { + Result result = it.next(); + int i = 0; + String[] entries = new String[6]; + Point p = (Point)wktReader.read(result.getString("SHAPE")); + entries[i++] = ""+p.getX(); + entries[i++] = ""+p.getY(); + entries[i++] = result.getString("YORDINATE"); + entries[i++] = result.getString("GROUP1"); + entries[i++] = result.getString("GROUP2"); + entries[i++] = result.getString("GROUP3"); + writer.writeNext(entries); + } + writer.close(); + } catch (ParseException e) { + log.error(e,e); + throw new TransitionException( + "Exception occured while parsing an Point from WKT."); + } + } else { + log.error("No Data given for generation an CSV-File."); + throw new TransitionException( + "No Data given for generation an CSV-File."); + } + } + + + }